The “Diskmeta”:http://diskmeta.com/ search engine ‘works on all Windows platforms (98 or higher)’ and ‘ is fast, intuitive and unfussy. You can also view the raw text in a special preview window but doesn’t have a preview facility like X1, dtSearch or the new Copernic Desktop Search’. Unlike some other desktop search engines it supports a variety of “boolean operators”:http://diskmeta.com/en/doc/request.asp.